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Finding the Fourth Proportional to 552,634,709.40, 828,952,064.10 and 294,354,383.40

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Solution

The fourth proportional to 552,634,709.40, 828,952,064.10 and 294,354,383.40 is: 441,531,575.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,634,709.40 : 828,952,064.10 = 294,354,383.40 : x
  2. Step 2: Convert to fraction form
    552,634,709.40/828,952,064.10 = 294,354,383.40/x
  3. Step 3: Cross multiply
    552,634,709.40x = 828,952,064.10 × 294,354,383.40
  4. Step 4: Simplify right side
    552,634,709.40x = 244,005,673,696,312,768
  5. Step 5: Solve for x
    x = 244,005,673,696,312,768/552,634,709.40
  6. Step 6: Final answer
    x = 441,531,575.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.